Home / 8,870,604.60-13,305,906.90-3,191,014.20

Finding the Fourth Proportional to 8,870,604.60, 13,305,906.90 and 3,191,014.20

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Solution

The fourth proportional to 8,870,604.60, 13,305,906.90 and 3,191,014.20 is: 4,786,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,604.60 : 13,305,906.90 = 3,191,014.20 : x
  2. Step 2: Convert to fraction form
    8,870,604.60/13,305,906.90 = 3,191,014.20/x
  3. Step 3: Cross multiply
    8,870,604.60x = 13,305,906.90 × 3,191,014.20
  4. Step 4: Simplify right side
    8,870,604.60x = 42,459,337,861,777.98
  5. Step 5: Solve for x
    x = 42,459,337,861,777.98/8,870,604.60
  6. Step 6: Final answer
    x = 4,786,521.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.